CN107607461B - Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof - Google Patents
Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof Download PDFInfo
- Publication number
- CN107607461B CN107607461B CN201710762124.7A CN201710762124A CN107607461B CN 107607461 B CN107607461 B CN 107607461B CN 201710762124 A CN201710762124 A CN 201710762124A CN 107607461 B CN107607461 B CN 107607461B
- Authority
- CN
- China
- Prior art keywords
- box body
- test
- pressure
- vibration
- box cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 11
- 230000001133 acceleration Effects 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title abstract description 5
- 238000012360 testing method Methods 0.000 claims abstract description 62
- 150000003839 salts Chemical class 0.000 claims abstract description 33
- 239000003595 mist Substances 0.000 claims abstract description 24
- 238000005485 electric heating Methods 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000007791 dehumidification Methods 0.000 claims description 5
- 239000012266 salt solution Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000003566 sealing material Substances 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 238000005273 aeration Methods 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 230000005587 bubbling Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000035882 stress Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 159000000021 acetate salts Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 208000014451 palmoplantar keratoderma and congenital alopecia 2 Diseases 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses an acceleration experiment comprehensive platform for ocean electronic equipment and a method thereof. The platform consists of a box cover, a box body, a damping base, a test frame, a plastic net with small holes, an electric heating device, a salt mist humidifying device, a vibrating device, a dehumidifying device, a thermometer, a hygrometer, a pressure gauge and a timer. The box cover is provided with an automatic pressure control device; the box body is provided with three layers, wherein the inner layer is made of pressure-resistant glass and is provided with a water cooling system, a heat-insulating layer and the like; the upper end of the shock absorption base is provided with four springs, so that the influence of the vibration of the instrument on the surrounding environment can be reduced; the electric heating device, the salt mist humidifying device, the electromagnetic vibration device and the dehumidifying device can work independently and simultaneously. The invention can be used for researching the reliability of various electronic components under the comprehensive stress of the marine environment.
Description
Technical Field
The invention relates to an accelerated experiment comprehensive platform for ocean electronic equipment and a method thereof, which are used for researching the influence of temperature, humidity, salt fog, vibration and air pressure on electronic devices in an ocean environment. Belongs to the field of marine electronic reliability.
Background
In the marine environment, factors such as temperature, humidity and salt mist accelerate aging and corrosion of electronic components, so that failure modes such as electrical property reduction, structural material fracture and mechanical strength reduction are caused, and the reliability of the electronic components is further influenced. At present, the reliability of the marine electronic component is rarely researched, and related researches have a series of problems of low test and detection level, unclear change rule of performance parameters, unclear failure mode and failure mechanism, insufficient evaluation and prediction means and the like. Therefore, how to evaluate the reliability of the marine electronic component has become a critical issue to be solved urgently. In order to better study the influence of factors such as temperature, humidity and salt mist on the reliability and aging of electronic components in the marine environment, an accelerated test comprehensive platform of marine electronic equipment becomes an inevitable requirement for the development of the field of marine electronic reliability.
Disclosure of Invention
The invention aims to fill the blank of the existing ocean electronic reliability research equipment, and provides an accelerated experiment comprehensive platform and method for ocean electronic equipment, wherein the reliability of the electronic equipment and the system is realized under the action of comprehensive factors such as temperature, humidity, salt spray, vibration, pressure and the like.
The invention relates to an accelerated experiment comprehensive platform for ocean electronic equipment, which comprises a box cover, a box body, a damping base, a test stand, a plastic net, an electric heating device, a salt mist humidifying device, a vibrating device, a dehumidifying device, a thermometer, a hygrometer, a pressure gauge and a timer, wherein the box cover is arranged on the box body; the box body opening of the box body is flanged outwards, and the box cover opening of the box cover is flanged inwards; the test rack is connected with the vibrating device through a fixed coupler, and elastic sealing materials are filled between the coupler and the box body; the thermometer, the hygrometer, the pressure gauge and the timer are fixed on the inner side of the box body and are kept at the same height with the test rack; the dehumidification device is connected with the box body, the height of the upper connection port is lower than that of the test rack, and the height of the lower connection port is lower than that of the plastic net; the height of the plastic net is higher than the liquid level and lower than the test rack; fine holes are formed in the plastic net and used for preventing liquid drops from splashing to the test stand, and the electric heating device is arranged below the liquid level; the salt mist humidifying device is arranged at the bottom end of the box body; the box body is placed on the damping base.
Preferably, the box cover is circular, the handle is arranged on the box cover, an oval through hole is formed in one side of the box cover in the vertical direction, the shape of the lower edge of the through hole is gradually changed into a circular hole with a smaller diameter, then the caliber of the circular hole is gradually increased along with the reduction of the height, and a pressure block is placed in the oval through hole; a through hole is formed in the pressure block, an air inlet hole of the pressure block is arranged on the bottom surface, and an air outlet hole is arranged on the side surface; the top of the oval through hole is sealed, and the air outlet is arranged on the side surface.
Preferably, the box body is cylindrical, the inside and the outside of the box body are divided into three parts, the first part in the box body is double-layer pressure-resistant glass, and an annular cooling pipe is arranged between the double-layer pressure-resistant glass; the second part in the middle is a heat insulation plate; the third part at the outermost part is made of aluminum alloy material, and the insulating material is coated outside the third part.
Preferably, the test rack is composed of three copper metal rods forming an angle of 120 degrees with each other, each metal rod is provided with two to three metal clamps, and the metal clamps are connected with the metal rods through spherical pairs.
Preferably, the external shape of the damping base is square, the part of the inner recess matched with the box body is round, the recessed part is provided with four elastic pillars connected with the bottom of the box body, and the outer surface of the base is coated with an insulating material.
Preferably, the vibration device comprises a flying saucer-shaped plastic block, an annular armature is adhered to the lower surface of the plastic block, the whole plastic block is connected with a bottom plate through two springs, an annular electromagnet is fixed on the upper surface of the bottom plate, the bottom plate is fixed with the box body, the electromagnet is externally connected with an alternating current power supply, a diode, a voltage dividing resistor and a switch to form a loop.
Preferably, the dehumidifying device comprises a suction impeller, a motor and an annular cooling pipe, wherein the motor is connected with the suction impeller, and the suction impeller sucks gas into the chamber; the inlet of the annular cooling pipe is communicated with the chamber; the outlet of the annular cooling pipe is communicated with the liquid level and is slightly higher than the liquid level.
Preferably, the electric heating device is composed of a heating resistor and a slide rheostat.
Preferably, the salt mist humidifying device is an aeration type salt mist humidifying device and comprises a bias slider-crank mechanism, a piston, a plurality of nozzles and a motor, wherein the piston is connected with the bias slider-crank mechanism, the motor drives the bias slider-crank mechanism, the piston is arranged in a piston cavity, the piston cavity is connected with the nozzles, a gas outlet spring baffle is arranged at the connection part, and a gas inlet spring baffle are also arranged on the piston cavity; the nozzle is positioned in the box body, and the height of the nozzle is below the liquid level.
The electric heating device, the salt mist humidifying device, the electromagnetic vibration device and the dehumidifying device can work independently or simultaneously. The invention can be used for researching the reliability of various electronic components under the comprehensive stress of the marine environment.
Drawings
FIG. 1 is a schematic structural diagram of an accelerated experiment integration platform for marine electronic equipment;
FIG. 2a is a front view of the cover;
FIG. 2b is a top view of the case cover;
FIG. 2c is a schematic diagram of a pressure block;
FIG. 3 is a cross-sectional view of the case;
FIG. 4 is a top view of the vibration mount;
FIG. 5 is a schematic diagram of one implementation of a vibration device;
FIG. 6 is a schematic view of the structure of the dehumidifying apparatus;
FIG. 7 is a schematic view of the structure of the heating apparatus;
FIG. 8 is a schematic diagram of the structure of the salt spray humidifier;
FIG. 9 is a schematic view of a test stand configuration;
fig. 10 is a top view of the nozzle.
Detailed Description
The invention is further described with reference to the following figures and examples.
See fig. 1. The invention relates to an accelerated experiment comprehensive platform for ocean electronic equipment, which comprises a box cover, a box body, a damping base, a test stand, a plastic net, an electric heating device, a salt mist humidifying device, a vibrating device, a dehumidifying device (dehumidifier), a thermometer, a hygrometer, a pressure gauge and a timer, wherein the box cover is arranged on the box body; the box body opening of the box body is flanged outwards, and the box cover opening of the box cover is flanged inwards; the test rack is connected with the vibrating device through a fixed coupler, and elastic sealing materials are filled between the coupler and the box body; the thermometer, the hygrometer, the pressure gauge and the timer are fixed on the inner side of the box body and are kept at the same height with the test rack; the dehumidification device is connected with the box body, the height of the upper connection port is lower than that of the test rack, and the height of the lower connection port is lower than that of the plastic net; the height of the plastic net is higher than the liquid level and lower than the test rack; fine holes are formed in the plastic net and used for preventing liquid drops from splashing to the test stand, and the electric heating device is arranged below the liquid level; the salt mist humidifying device is arranged at the bottom end of the box body; the box body is placed on the damping base. The devices can work independently or simultaneously, and can perform high-acceleration service life tests on electronic components.
The invention also discloses a test method for testing the electronic components by the comprehensive platform under the multi-stress condition, which comprises the following steps:
1. the inner wall of the box body is cleaned before use, so that the cleanness and sanitation in the box body are ensured;
2. checking the air tightness of the comprehensive platform for the accelerated test, covering the box cover tightly, starting the salt spray humidifying device, inflating the box body, and observing whether the pressure block on the box cover rises, wherein if the pressure block rises, the air tightness of the comprehensive platform is better, otherwise, the sealing effect of the comprehensive platform is poor, and the inspection is needed;
3. clamping the electronic component to be tested by using a test clamp on the test frame, and arranging the angle of the test clamp according to the test requirement;
4. according to the requirements of salt spray tests, such as a neutral salt spray test (NSS), an acetate salt spray test (ASS) and a copper salt acetic acid accelerated salt spray test (CASS), injecting corresponding salt solutions into the box body, and paying attention to the fact that the liquid level cannot exceed the lower end pipe orifice of the dehumidification device;
5. after the salt solution is added, the box cover is tightly covered, the electric heating device is started, and the reading of the thermometer is observed;
6. starting the salt mist humidifying device, increasing the concentration of the salt mist in the box body through the times and the period of bubbling according to different test requirements, observing readings of a pressure gauge and a hygrometer, and adjusting the pressure control device on the box cover in time according to the readings of the pressure gauge;
7. starting a vibration device, and adjusting vibration acceleration, vibration frequency and total vibration time according to the environment requirement of a vibration test;
8. observing a thermometer, a hygrometer and a pressure gauge, and starting timing after the requirements are met;
9. after the test is finished, the vibration test device and the salt mist humidifying device are closed, the electric heating device is closed after the air pressure in the box body is stabilized, and the electronic component is taken out after the temperature in the box body is reduced to the room temperature;
10. and after the test is finished, cleaning the box body.
See fig. 2a, 2b, 2 c. The pressure control device of the comprehensive platform is composed of a box cover and a pressure block, when the pressure in the box body rises, the pressure block receives upward pressure and is larger than self gravity, the pressure block can rise until a through hole of the pressure block is communicated with the through hole of the box body, so that gas in the box body is led out through the through hole, the gas pressure in the box body is reduced, once the pressure in the box body is reduced, the gravity received by the pressure block is larger than the upward pressure, the pressure block descends, and the pressure in the box body can be maintained. If the pressure in the box body is to be increased, the pressure can be increased by increasing the number of the pressure blocks.
See fig. 3. This synthesize heat sink of platform is for arranging at box lateral wall water cooling pipe, when experimental required temperature is less than the box internal temperature, pours into cold water into the water cooling pipe and reaches quick cooling effect. The device and the electric heating device can also be used for carrying out a temperature alternating stress test on the electronic component to be tested, and the reliability of the electronic component to be tested under the condition of periodic temperature change is inspected.
See fig. 4. This synthesize vibration damping mount of platform plays the shock attenuation effect through four springs of installing at the bottom of the case, and when this synthesize platform carried out vibration test, the box can produce very big influence to the surrounding environment, both can reduce the box vibration through vibration damping mount to the influence of self equipment stability, can reduce the unnecessary influence that the box produced to the surrounding environment again.
See fig. 5. The vibration test device of the comprehensive platform adopts an electromagnetic vibration principle. The vibrating device structurally comprises a flying saucer-shaped plastic block, wherein an annular armature is adhered to the lower surface of the flying saucer-shaped plastic block, the whole plastic block is connected with a bottom plate through two springs, an annular electromagnet is fixed on the bottom plate, the bottom plate is fixed with a box body, and the electromagnet is externally connected with electric elements such as an alternating current power supply, a diode, a voltage dividing resistor, a switch and the like; utilize this vibration test device, can satisfy different vibration environment requirements:
1. requirement for vibration fatigue
Vibration acceleration: 20g, 50g, 70 g;
vibration frequency: (60 ± 20) Hz;
total time of vibration (x, y, z directions): 96h
2. Frequency conversion vibration requirement:
vibration acceleration: 20g, 50g, 70 g;
vibration frequency: 20 Hz-2000 Hz (logarithm 4min, 20 Hz-2000 Hz-20 Hz);
total time of vibration (x, y, z not oriented 4 times): 48min
3. Random vibration requirements:
vibration power spectral density: (2 to 150) (m/s)2)2/Hz (root mean square value is 5 g-53 g);
vibration frequency: 50Hz to 2000 Hz;
vibration time per direction (x, y, z): 15min
See fig. 6. The principle of the dehumidification device of the comprehensive platform is that moist air in the box body is sucked into the cooling pipe by the aid of the suction impeller, so that water vapor is liquefied in the cooling pipe, and the purpose of reducing humidity in the box body is achieved. The device and the salt mist humidifying device can be used for humidity alternating stress test.
See fig. 7. This synthesize electric heater unit of platform, its principle utilizes the heating resistor to produce the heat, controls the change of temperature through the resistance that adjusts the temperature, and the device has the principle simply, characteristics that the practicality is strong. Utilize this heating device to heat the salt solution in the box, to rise the temperature in the box, the temperature can be controlled below the boiling point moreover, can effectually avoid the high temperature to produce the destruction to the instrument.
Refer to fig. 8 and 10. According to the salt mist humidifying device of the comprehensive platform, a slider-crank mechanism is utilized to push a piston to reciprocate, when the slider-crank mechanism drives the piston to inflate a box body, gas in a cavity is compressed, the pressure is increased, a spring baffle plate 2 is tightly closed, the spring baffle plate 1 is opened, and the gas is pressed into the box body. When the crank block mechanism drives the piston to suck air, the pressure in the cavity is reduced, the spring baffle 2 is opened, and the spring baffle 1 is closed tightly. The quick-return characteristic of the slider-crank mechanism is utilized to rapidly inflate the box body, and a large amount of bubbles are generated to increase the concentration of salt mist in the box body.
See fig. 9. The test stand of the comprehensive platform is composed of three copper metal rods which form an angle of 120 degrees with each other, each metal rod is provided with two to three metal clamps, and the metal clamps are connected with the metal rods through spherical pairs. The electronic component to be tested can be swung into various angles according to the test requirements.
Claims (6)
1. An accelerated experiment comprehensive platform for marine electronic equipment is characterized by comprising a box cover, a box body, a damping base, a test stand, a plastic net, an electric heating device, a salt mist humidifying device, a vibrating device, a dehumidifying device, a thermometer, a hygrometer, a pressure gauge and a timer; the box body opening of the box body is flanged outwards, and the box cover opening of the box cover is flanged inwards; the test rack is connected with the vibrating device through a fixed coupler, and elastic sealing materials are filled between the coupler and the box body; the thermometer, the hygrometer, the pressure gauge and the timer are fixed on the inner side of the box body and are kept at the same height with the test rack; the dehumidification device is connected with the box body, the height of the upper connection port is lower than that of the test rack, and the height of the lower connection port is lower than that of the plastic net; the height of the plastic net is higher than the liquid level and lower than the test rack; fine holes are formed in the plastic net and used for preventing liquid drops from splashing to the test stand, and the electric heating device is arranged below the liquid level; the salt mist humidifying device is arranged at the bottom end of the box body; the box body is placed on the damping base;
the outer shape of the damping base is square, the part, which is concave and matched with the box body, is round, the concave part is provided with four elastic pillars which are connected with the bottom of the box body, and the outer surface of the base is coated with an insulating material;
the vibrating device comprises a flying saucer-shaped plastic block, an annular armature is adhered to the lower surface of the plastic block, the whole plastic block is connected with a bottom plate through two springs, an annular electromagnet is fixed on the bottom plate, the bottom plate is fixed with a box body, the electromagnet is externally connected with an alternating current power supply, a diode, a voltage dividing resistor and a switch to form a loop;
the box cover is circular, a handle is arranged on the box cover, an oval through hole is formed in one side of the box cover in the vertical direction, the shape of the lower edge of the through hole is gradually changed into a circular hole with a smaller diameter, then the caliber of the circular hole is gradually increased along with the reduction of the height, and a pressure block is placed in the oval through hole; a through hole is formed in the pressure block, an air inlet hole of the pressure block is arranged on the bottom surface, and an air outlet hole is arranged on the side surface; the top of the oval through hole is sealed, and the air outlet is arranged on the side surface;
the salt mist humidifying device is an aeration type salt mist humidifying device and comprises a bias crank slide block mechanism, a piston, a plurality of nozzles and a motor, wherein the piston is connected with the bias crank slide block mechanism, the motor drives the bias crank slide block mechanism, the piston is arranged in a piston cavity, the piston cavity is connected with the nozzles, a gas outlet spring baffle is arranged at the connection part, and a gas inlet spring baffle are also arranged on the piston cavity; the nozzle is positioned in the box body, and the height of the nozzle is below the liquid level.
2. The integrated platform for the accelerated experiment of the marine electronic equipment as claimed in claim 1, wherein the box body is cylindrical, the inside and the outside are divided into three parts, the first part in the inside is double-layer pressure-resistant glass, and an annular cooling pipe is arranged between the double-layer pressure-resistant glass; the second part in the middle is a heat insulation plate; the third part at the outermost part is made of aluminum alloy material, and the insulating material is coated outside the third part.
3. The integrated platform for acceleration experiments on marine electronic equipment as claimed in claim 1, characterized in that the test rack is three copper metal rods forming an angle of 120 ° with each other, and each metal rod is provided with two to three metal clamps, and the metal clamps are connected with the metal rods through spherical pairs.
4. The integrated platform for accelerated testing of marine electronic equipment according to claim 1, wherein said dehumidifying means comprises a suction impeller, a motor and an annular cooling tube, the motor is connected to the suction impeller, the suction impeller sucks gas into the chamber; the inlet of the annular cooling pipe is communicated with the chamber; the outlet of the annular cooling pipe is communicated with the liquid level and is slightly higher than the liquid level.
5. The integrated platform for accelerated testing of marine electronic equipment according to claim 1, wherein said electrical heating device is comprised of a heating resistor and a sliding rheostat.
6. A testing method for testing electronic components using the integrated platform of claim 1, comprising the steps of:
1) the inner wall of the box body is cleaned, so that the cleanness and sanitation in the box body are ensured;
2) checking the air tightness of the comprehensive platform for the accelerated test, covering the box cover tightly, starting the salt spray humidifying device, inflating the box body, and observing whether the pressure block on the box cover rises, wherein if the pressure block rises, the air tightness of the comprehensive platform is better, otherwise, the sealing effect of the comprehensive platform is poor, and the inspection is needed;
3) clamping the electronic component to be tested by using a test clamp on the test frame, and arranging the angle of the test clamp according to the test requirement;
4) according to the requirement of a salt spray test, injecting corresponding salt solution into the box body, wherein the liquid level cannot exceed the lower end pipe orifice of the dehumidifying device;
5) after the salt solution is added, the box cover is tightly covered, the electric heating device is started, and the reading of the thermometer is observed;
6) starting the salt mist humidifying device, increasing the concentration of the salt mist in the box body through the times and the period of bubbling according to different test requirements, observing readings of a pressure gauge and a hygrometer, and timely adjusting a pressure control device on the box cover according to the readings of the pressure gauge;
7) starting a vibration device, and adjusting vibration acceleration, vibration frequency and total vibration time according to the environment requirement of a vibration test;
8) observing a thermometer, a hygrometer and a pressure gauge, and starting timing after the requirements are met;
9) after the test is finished, the vibration test device and the salt mist humidifying device are closed, the electric heating device is closed after the air pressure in the box body is stabilized, and the electronic component is taken out after the temperature in the box body is reduced to the room temperature;
10) and after the test is finished, cleaning the box body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710762124.7A CN107607461B (en) | 2017-08-30 | 2017-08-30 | Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710762124.7A CN107607461B (en) | 2017-08-30 | 2017-08-30 | Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107607461A CN107607461A (en) | 2018-01-19 |
CN107607461B true CN107607461B (en) | 2020-07-14 |
Family
ID=61056428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710762124.7A Active CN107607461B (en) | 2017-08-30 | 2017-08-30 | Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107607461B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110927474A (en) * | 2018-09-19 | 2020-03-27 | 西安高压电器研究院有限责任公司 | Electrical performance test system of marine electrical product in vibration environment |
CN110108967A (en) * | 2019-06-12 | 2019-08-09 | 中国兵器工业第五九研究所 | A kind of four combined environment test devices |
CN114985022B (en) * | 2022-04-28 | 2023-07-21 | 机械工业仪器仪表综合技术经济研究所 | Environment comprehensive test system with multiple environment parameters |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102954865A (en) * | 2011-08-26 | 2013-03-06 | 上海移远通信技术有限公司 | Highly accelerated life testing system for electronic products and method using same |
CN103691495A (en) * | 2013-12-28 | 2014-04-02 | 苏州市东华试验仪器有限公司 | Constant temperature and humidity chamber provided with refrigerating and moisture removing device |
CN204831991U (en) * | 2015-07-30 | 2015-12-02 | 上海启津测试技术有限公司 | Salt atmosphere test case |
CN205374257U (en) * | 2015-11-17 | 2016-07-06 | 中国石油大学(华东) | Simulation naval air environment's automatic acceleration corrosion test device |
CN205642440U (en) * | 2016-04-19 | 2016-10-12 | 东莞市全测电子科技有限公司 | A humiture simulation test equipment for environment reliability testing |
CN106610369A (en) * | 2016-12-26 | 2017-05-03 | 广州广电计量检测股份有限公司 | Integrated environmental test system |
-
2017
- 2017-08-30 CN CN201710762124.7A patent/CN107607461B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102954865A (en) * | 2011-08-26 | 2013-03-06 | 上海移远通信技术有限公司 | Highly accelerated life testing system for electronic products and method using same |
CN103691495A (en) * | 2013-12-28 | 2014-04-02 | 苏州市东华试验仪器有限公司 | Constant temperature and humidity chamber provided with refrigerating and moisture removing device |
CN204831991U (en) * | 2015-07-30 | 2015-12-02 | 上海启津测试技术有限公司 | Salt atmosphere test case |
CN205374257U (en) * | 2015-11-17 | 2016-07-06 | 中国石油大学(华东) | Simulation naval air environment's automatic acceleration corrosion test device |
CN205642440U (en) * | 2016-04-19 | 2016-10-12 | 东莞市全测电子科技有限公司 | A humiture simulation test equipment for environment reliability testing |
CN106610369A (en) * | 2016-12-26 | 2017-05-03 | 广州广电计量检测股份有限公司 | Integrated environmental test system |
Non-Patent Citations (1)
Title |
---|
耐候性有机涂层加速老化试验研究进展;罗振华等;《合成材料老化与应用》;20031231;第32卷(第3期);第31-35页 * |
Also Published As
Publication number | Publication date |
---|---|
CN107607461A (en) | 2018-01-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107607461B (en) | Comprehensive acceleration experiment platform for ocean electronic equipment and method thereof | |
CN109499627B (en) | Four-comprehensive environment test device | |
CN109490352B (en) | Multi-factor low-temperature freezing rain icing environment simulation test system | |
CN111076888B (en) | Small vertical backflow ice wind tunnel experimental device for measuring ice accretion adhesion | |
CN111855552A (en) | Corrosion fatigue test device and method for simulating marine atmospheric environment | |
JP2020118670A (en) | Cyclic flexing environmental chamber and methods | |
CN110057593A (en) | A kind of aero-engine salt fog sensitivity test equipment | |
CN211374460U (en) | Four-comprehensive environment test device | |
CN110595992A (en) | Salt spray test device | |
KR20130034212A (en) | Apparatus for marine transport simulation corrosion test | |
CN211318142U (en) | Salt spray test device | |
CN208720996U (en) | A kind of programmable constant temperature and moisture test machine equipment | |
RU145755U1 (en) | CAMERA FOR TESTING CONCRETE AND OTHER SOLID FRAME RESISTANCE MATERIALS | |
CN104977239A (en) | Experimental device for accelerating aging of paint | |
CN202216892U (en) | Device for simulating accelerated corrosion of power material in the presence of multiple mediums | |
CN203824883U (en) | Paint ageing accelerating experimental device | |
CN209109188U (en) | Combined test chamber | |
CN207540924U (en) | A kind of Moisture Meter | |
CN206161641U (en) | A thermostatic control device for synthesizing toxicity detection | |
CN206161496U (en) | Automatic tester of thermal shock | |
KR20080010491A (en) | A equipment for coupled corrosion test in vehicle | |
CN215833524U (en) | Electronic product reliability testing device under simulation environment | |
CN113107050A (en) | Emergency drinking water preparation device for outdoor travel | |
CN207396116U (en) | Anti- hook lake water acquisition flight instruments | |
CN113687159A (en) | Method for testing reliability of electronic product in simulation environment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |